The Clonko EVA foam blocks are a versatile and durable solution for those looking for a high-quality foam block for a variety of purposes, including yoga, exercise and home use. Made from environmentally friendly EVA (ethylene vinyl acetate) foam, the Clonko blocks are designed to provide excellent support, comfort and stability during workouts and stretches. https://www.clonko.com/products/virgin-eva-yoga-brick-foam